Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
  • B42C—BOOKBINDING
  • B42C7/00—Manufacturing bookbinding cases or covers of books or loose-leaf binders
  • B42C7/002—Manufacturing loose-leaf binders, folders
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D53/00—Making other particular articles
  • B21D53/36—Making other particular articles clips, clamps, or like fastening or attaching devices, e.g. for electric installation

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Manufacturing & Machinery (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=9516449

Family Applications (1)

Country Status (3)

• 0
  • BE BE485324D patent/BE485324A/xx unknown
• 1948
  • 1948-10-07 FR FR973070D patent/FR973070A/fr not_active Expired
  • 1948-10-21 CH CH274865D patent/CH274865A/fr unknown

Also Published As

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